20120305956

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{204151}}^1$

素因数の和:204392

約数の個数: 48

約数和(自身を含む): 48290930688

約数和(自身を除く): 28170624732

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 191, 258, 382, 516, 573, 764, 1146, 2292, 8213, 16426, 24639, 32852, 49278, 98556, 204151, 408302, 612453, 816604, 1224906, 2449812, 8778493, 17556986, 26335479, 35113972, 38992841, 52670958, 77985682, 105341916, 116978523, 155971364, 233957046, 467914092, 1676692163, 3353384326, 5030076489, 6706768652, 10060152978, 20120305956]

約数ペア:

[(1, 20120305956), (2, 10060152978), (3, 6706768652), (4, 5030076489), (6, 3353384326), (12, 1676692163), (43, 467914092), (86, 233957046), (129, 155971364), (172, 116978523), (191, 105341916), (258, 77985682), (382, 52670958), (516, 38992841), (573, 35113972), (764, 26335479), (1146, 17556986), (2292, 8778493), (8213, 2449812), (16426, 1224906), (24639, 816604), (32852, 612453), (49278, 408302), (98556, 204151)]